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	param	t-stat
$ω$	0.2493	23.46
$α$	0.0571	16.79
$β$	0.8823	313.75
$γ$	0.0752	9.90

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Petroleo Brasileiro SA GJR-GARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:36.91% (-1.22%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Petroleo Brasileiro SA Analyses